package com.atguigu.tingshu.album.api;

import com.atguigu.tingshu.album.config.MinioConstantProperties;
import com.atguigu.tingshu.common.result.Result;
import io.minio.*;
import io.minio.errors.MinioException;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.context.config.annotation.RefreshScope;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;
import java.util.UUID;

@Tag(name = "上传管理接口")
@RestController
@RequestMapping("api/album")
public class FileUploadApiController {

    @Autowired
    private MinioConstantProperties minioConstantProperties;

    //    @Autowired
    //    private FileUpLoadService fileUpLoadService;

    /**
     * 文件上传
     * @param file
     * @return
     */
    @Operation(summary = "文件上传")
    @PostMapping("/fileUpload")
    public Result fileUpload(MultipartFile file) {
        //  声明一个url 地址
        String url = "";
        //  调用服务层方法
        try {
            // Create a minioClient with the MinIO server playground, its access key and secret key.
            MinioClient minioClient =
                    MinioClient.builder()
                            .endpoint(minioConstantProperties.getEndpointUrl())
                            .credentials(minioConstantProperties.getAccessKey(), minioConstantProperties.getSecreKey())
                            .build();

            // Make 'asiatrip' bucket if not exist.
            boolean found =
                    minioClient.bucketExists(BucketExistsArgs.builder().bucket(minioConstantProperties.getBucketName()).build());
            if (!found) {
                // Make a new bucket called 'asiatrip'.
                minioClient.makeBucket(MakeBucketArgs.builder().bucket(minioConstantProperties.getBucketName()).build());
            } else {
                System.out.println("Bucket 'asiatrip' already exists.");
            }

            //  后缀名是什么? atguigu.jpg; xxx.jpg;
            //  获取上传文件的后缀名 atguigu.jpg
            String suffix = file.getOriginalFilename().substring(file.getOriginalFilename().lastIndexOf(".")); // .jpg  jpg;
            //  生成一个上传之后的文件后缀名
            String fileName = UUID.randomUUID().toString().replaceAll("-", "") + suffix;
            minioClient.putObject(
                    PutObjectArgs.builder().bucket(minioConstantProperties.getBucketName()).object(fileName).stream(
                                    file.getInputStream(), file.getSize(), -1)
                            .contentType(file.getContentType())
                            .build());
            //  返回一个上传之后的url 地址；
            //  赋值：//img14.360buyimg.com/n5/s54x54_jfs/t1/114053/2/36634/88471/649cf823F9e3932da/3f2ae75da30ab91c.jpg.avif
            //  http://192.168.200.130:9000/atguigu/filename
            url = minioConstantProperties.getEndpointUrl() + "/" + minioConstantProperties.getBucketName() + "/" + fileName;
            System.out.println("url:\t" + url);
            return Result.ok(url);
        } catch (MinioException e) {
            System.out.println("Error occurred: " + e);
            System.out.println("HTTP trace: " + e.httpTrace());
        } catch (IOException e) {
            throw new RuntimeException(e);
        } catch (NoSuchAlgorithmException e) {
            throw new RuntimeException(e);
        } catch (InvalidKeyException e) {
            throw new RuntimeException(e);
        }
        return Result.ok();
    }


}
